This is the main reason they were brought to Gitmo, extended interrogation and deprogramming. Imagine their suprise when the infidels, the evil Americans, the minions of the great satan give them clean clothes, korans, a padre, medical care, orientation to mecca, decent food, etc. etc. This treatment totally upsets their belief system. They become completely disoriented, and more pliable.
The hard part is going to come down the road when their buddies start kidnapping people to force their release. In fact this has already begun.
Look at it this way- the manic depressive guy is probably the one who bit the guard. It has to be depressing to eat a chewy bagel without teeth.
Be glad they're not giving them Viagra- it already looks like they are dealing with the limp wrists 'n gerbils fan club down there.